./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e42125d78d2e647b04483b10b743ce53945c41f6200d87cdd62381d378c13a7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:14:32,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:32,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:32,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:32,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:32,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:32,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:32,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:32,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:32,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:32,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:32,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:32,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:32,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:32,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:32,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:32,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:32,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:32,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:32,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:32,786 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:32,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:32,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:32,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:32,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:32,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:32,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:32,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:32,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:32,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:32,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:32,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:32,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:32,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:32,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:32,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:32,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:32,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:32,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:32,805 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:32,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:32,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:32,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 21:14:32,838 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:32,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:32,839 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:32,839 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:32,840 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:32,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:32,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:32,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:32,841 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:32,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:32,843 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:32,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 21:14:32,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:32,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:32,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:32,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:32,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:32,844 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:32,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:32,844 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:32,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:32,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:32,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:32,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:32,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:32,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:32,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:32,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:32,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 21:14:32,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 21:14:32,847 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:32,847 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:32,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:32,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e42125d78d2e647b04483b10b743ce53945c41f6200d87cdd62381d378c13a7 [2022-07-19 21:14:33,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:33,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:33,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:33,097 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:33,097 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:33,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2022-07-19 21:14:33,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e112bb17f/df099f66479245ffbdd9f71e6efd9878/FLAG58da45389 [2022-07-19 21:14:33,840 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:33,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2022-07-19 21:14:33,886 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e112bb17f/df099f66479245ffbdd9f71e6efd9878/FLAG58da45389 [2022-07-19 21:14:33,948 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e112bb17f/df099f66479245ffbdd9f71e6efd9878 [2022-07-19 21:14:33,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:33,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:33,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:33,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:33,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:33,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:33" (1/1) ... [2022-07-19 21:14:33,958 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa65981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:33, skipping insertion in model container [2022-07-19 21:14:33,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:33" (1/1) ... [2022-07-19 21:14:33,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:34,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:34,426 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i[5469,5482] [2022-07-19 21:14:37,368 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:37,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f4863d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:37, skipping insertion in model container [2022-07-19 21:14:37,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:37,370 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:37,372 INFO L158 Benchmark]: Toolchain (without parser) took 3419.00ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 64.7MB in the beginning and 92.4MB in the end (delta: -27.7MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-07-19 21:14:37,372 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 94.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:37,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3416.97ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 64.5MB in the beginning and 92.4MB in the end (delta: -27.9MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-07-19 21:14:37,374 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 94.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3416.97ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 64.5MB in the beginning and 92.4MB in the end (delta: -27.9MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7e42125d78d2e647b04483b10b743ce53945c41f6200d87cdd62381d378c13a7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:14:39,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:39,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:39,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:39,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:39,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:39,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:39,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:39,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:39,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:39,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:39,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:39,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:39,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:39,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:39,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:39,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:39,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:39,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:39,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:39,249 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:39,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:39,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:39,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:39,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:39,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:39,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:39,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:39,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:39,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:39,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:39,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:39,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:39,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:39,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:39,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:39,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:39,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:39,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:39,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:39,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:39,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:39,276 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-19 21:14:39,328 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:39,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:39,329 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:39,329 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:39,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:39,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:39,330 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:39,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:39,331 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:39,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:39,332 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:39,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:39,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:39,332 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:39,332 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:39,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:39,333 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 21:14:39,333 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 21:14:39,333 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 21:14:39,333 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:39,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:39,334 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:39,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:39,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:39,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:39,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:39,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:39,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:39,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:39,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:39,336 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 21:14:39,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 21:14:39,336 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:39,336 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:39,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:39,337 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 21:14:39,337 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e42125d78d2e647b04483b10b743ce53945c41f6200d87cdd62381d378c13a7 [2022-07-19 21:14:39,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:39,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:39,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:39,675 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:39,675 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:39,677 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2022-07-19 21:14:39,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05fb945e8/a3f485698a6c4bc4b0e461ed35ed63a4/FLAG58ceac4df [2022-07-19 21:14:40,472 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:40,473 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2022-07-19 21:14:40,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05fb945e8/a3f485698a6c4bc4b0e461ed35ed63a4/FLAG58ceac4df [2022-07-19 21:14:40,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05fb945e8/a3f485698a6c4bc4b0e461ed35ed63a4 [2022-07-19 21:14:40,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:40,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:40,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:40,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:40,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:40,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:40" (1/1) ... [2022-07-19 21:14:40,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409274fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:40, skipping insertion in model container [2022-07-19 21:14:40,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:40" (1/1) ... [2022-07-19 21:14:40,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:40,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:41,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i[5469,5482] [2022-07-19 21:14:43,967 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:43,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11b73e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:43, skipping insertion in model container [2022-07-19 21:14:43,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:43,968 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:43,970 INFO L158 Benchmark]: Toolchain (without parser) took 3199.53ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.5MB in the beginning and 41.5MB in the end (delta: -5.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-07-19 21:14:43,970 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory was 48.9MB in the beginning and 48.9MB in the end (delta: 47.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:43,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3197.82ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.3MB in the beginning and 41.5MB in the end (delta: -5.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-07-19 21:14:43,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory was 48.9MB in the beginning and 48.9MB in the end (delta: 47.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3197.82ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 36.3MB in the beginning and 41.5MB in the end (delta: -5.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN